OS Command Injection Vulnerability in FAST LTA Silent Brick WebUI
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-78.
Summary
A critical OS Command Injection vulnerability has been identified in the FAST LTA Silent Brick WebUI, allowing remote attackers to execute arbitrary operating system commands via specially crafted input. This vulnerability arises due to improper handling of untrusted input, which is passed directly to system-level commands without adequate sanitization or validation. Successful exploitation could allow attackers to execute arbitrary commands on the affected system, potentially resulting in unauthorized access, data leakage, or full system compromise. Affected WebUI parameters are "hd" and "pi".
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| FAST LTA | FAST LTA Silent Brick WebUI | WebUI Release 2.45 (Linux 5.4.109-gentoo-FAST) to before 2.63.04 | 2.63.04 | Patch available | CNA |
- FAST LTA Silent Brick WebUI VendorFAST LTA Affected WebUI Release 2.45 (Linux 5.4.109-gentoo-FAST) to before 2.63.04 Fixed in 2.63.04 Patch available CNA
Remediation
- Fix · CNA FAST LTA Silent Brick WebUI (FAST LTA) Fixed in 2.63.04
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
FAST LTA Silent Brick WebUI 2.63.04
2 records Highest priority Priority MEDIUM 1 MEDIUM, 1 LOW
Other records, highest priority first
- TI-2025-01810 Reflected Cross-Site Scripting (XSS) Vulnerability in FAST LTA Silent Brick WebUIPriority LOW 23
Timeline
- 2026-10-02 Threatist record created from CVE-2025-2071
- 2026-10-03 Alias added: GHSA-v4xx-gfq7-pcp4
References
More FAST LTA vulnerabilities
- TI-2025-01810 Reflected Cross-Site Scripting (XSS) Vulnerability in FAST LTA Silent Brick WebUI CVSS 4.0MEDIUM 5.1
Sources
- CVE-2025-2071 · CVE Program
- CVE-2025-2071 · NVD
- FIRST EPSS
- GHSA-v4xx-gfq7-pcp4 · GitHub Advisory Database · CC BY 4.0
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